Rockwell hardness test, Mechanical Engineering

Rockwell Hardness Test:

The specimen is subjected to a major load for about 15 seconds after the initial load. ASTM says 13 scales for testing of wide range of materials. These scales are A, B, C... etc. B-scale is taken for soft steel and Aluminum alloys while C scale is used for hard steel. B scale uses ball of 1/16" while cone indenter is used for c scale.

1935_Rockwell hardness test.png

Posted Date: 10/20/2012 4:08:10 AM | Location : United States







Related Discussions:- Rockwell hardness test, Assignment Help, Ask Question on Rockwell hardness test, Get Answer, Expert's Help, Rockwell hardness test Discussions

Write discussion on Rockwell hardness test
Your posts are moderated
Related Questions
(a) Derive a mathematical expression for the efficiency of a dual cycle. (b) An oil Engine working on a dual combustion cycle has a compression ratio 10 and cut-off takes place

Q. Explain Moulding Sand for Non-ferrous Casting? The melting point of non- ferrous metal is much lower than that of ferrous metals. Therefore, the moulding sands for non-ferr

Elongation due to self weight of uniform tapered cone bar

computer aided design of piercing press tool

Q. Supply Fan - air-conditioning guidelines? Recheck final air quantities and static pressure. Indicate location of motor and belt guard. For fans located in plenums ensure ade


history of electronics materials



Explain Gear Forming In gear form cutting, cutting edge of the cutting tool has a shape similar with the shape of the space among the gear teeth. Two machining operations, mill